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[SCSI] megaraid_sas: Convert aen_mutex to the mutex API 

Signed-off-by: Matthias Kaehlcke <matthias.kaehlcke@gmail.com>
Acked-by: Bo Yang <Bo.Yang@lsi.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
This commit is contained in:
Matthias Kaehlcke 2007-10-27 09:48:46 +02:00 committed by James Bottomley
parent 3ce7c65886
commit e5a69e27cc
2 changed files with 5 additions and 4 deletions
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7
drivers/scsi/megaraid/megaraid_sas.c
View File

@ -31,6 +31,7 @@
#include <linux/moduleparam.h>
#include <linux/module.h>
#include <linux/spinlock.h>
#include <linux/mutex.h>
#include <linux/interrupt.h>
#include <linux/delay.h>
#include <linux/uio.h>
@ -2358,7 +2359,7 @@ megasas_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
spin_lock_init(&instance->cmd_pool_lock);
sema_init(&instance->aen_mutex, 1);
mutex_init(&instance->aen_mutex);
sema_init(&instance->ioctl_sem, MEGASAS_INT_CMDS);
/*
@ -2874,10 +2875,10 @@ static int megasas_mgmt_ioctl_aen(struct file *file, unsigned long arg)
if (!instance)
return -ENODEV;
down(&instance->aen_mutex);
mutex_lock(&instance->aen_mutex);
error = megasas_register_aen(instance, aen.seq_num,
aen.class_locale_word);
up(&instance->aen_mutex);
mutex_unlock(&instance->aen_mutex);
return error;
}

2
drivers/scsi/megaraid/megaraid_sas.h
View File

@ -1089,7 +1089,7 @@ struct megasas_instance {
struct megasas_evt_detail *evt_detail;
dma_addr_t evt_detail_h;
struct megasas_cmd *aen_cmd;
struct semaphore aen_mutex;
struct mutex aen_mutex;
struct semaphore ioctl_sem;
struct Scsi_Host *host;